the incision or opening into the lumen of an artery for the removal of a clot, embolus, or the like, or, formerly, for bloodletting. Historical Examples These symptoms had led to trying the affects of arteriotomy in the temples, but with no relief. William Harvey D’Arcy Powers This in medical practice would be blood drawn […]

of or relating to an artery and a vein; having characteristics of both arteries and veins. adjective of, relating to, or affecting an artery and a vein arteriovenous ar·te·ri·o·ve·nous (är-tēr’ē-ō-vē’nəs) adj. Abbr. AV Of, relating to, or connecting arteries and veins.

arteriovenous anastomosis arteriovenous anastomosis n. A vessel that shunts blood from an artery to a vein in order to bypass a capillary.

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